Poco has been hinting that the upcoming X3 may be a phone to take on the OnePlus Nord in its mid-range category. The brand has just sent out press invitations for this phone's worldwide launch. It will be a virtual event that will take place on September 7, 2020.
https://www.notebookcheck.net/Poco-sets-a-date-for-the-global-launch-of-the-X3.490980.0.html